The lawsuit alleges Southwest illegally operated chronically delayed flights and disrupted passengers' travel plans.

The DOT filed a lawsuit against Southwest Airlines, citing a pattern of chronic delays, as the government pushes for stricter ...

Southwest Airlines is being sued and Frontier Airlines fined over chronic flight delays by the Department of Transportation, ...

Yesterday, the United States and U.S. Department of Transportation (DOT) disclosed a lawsuit against Southwest Airlines, ...

The United States government is suing Southwest and Frontier Airlines, alleging "chronically delayed flights." ...

The U.S. Transportation Department is suing Southwest Airlines and has fined Frontier Airlines over "chronically" delayed ...

Southwest is disappointed that DOT chose to file a lawsuit over two flights that occurred more than two years ago," a ...

Southwest Airlines stock fell Thursday after the Department of Transportation sued the airline over a pair of "chronically ...

The Transportation Department is stepping up enforcement of persistent flight delays with a civil lawsuit against Southwest ...

What to know:Southwest Airlines offers a different experience. Here's how it works. The release also announced an enforcement action against Frontier Airlines for chronically delayed flights.

The Transportation Department is stepping up enforcement of persistent flight delays with a lawsuit against Southwest Airlines and a fine against Frontier Airlines. The agency said the U.S ...